var contentElement = document.createElement('span'); contentElement.id = 'mostpopularkeywords'; contentElement.innerHTML = '
Research Tool, Cancer, Diagnostic, Ophthalmology, Antiviral, Mouse, Oncology, Software, Therapy, Neurological
'; var scriptElement = document.getElementById('scriptmostpopularkeywords'); scriptElement.parentNode.insertBefore(contentElement, scriptElement);